2015•Unpublished venueRequires access

Mid-infrared detection of atmospheric CH4, N2O and H2O based on a single continuous wave quantum cascade laser

Lei Dong, Yingchun Cao, Nancy P. Sanchez, Robert J. Griffin, Frank K. Tittel

Abstract

A continuous wave, distributed feedback quantum cascade laser based absorption system was developed and demonstrated for simultaneous atmospheric CH4, N2O and H2O detection, with minimum detection limits below 2% of their typical atmospheric concentrations.

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Available abstract

Key concepts: Quantum cascade laser, Cascade, Continuous wave, Laser, Infrared, Absorption (acoustics), Materials science, Optics